<template>
  <view>
    <view class="goods-list">
      <view v-for="(item, index) in goodsList" :key="index" @click="gotoDetail(item)">
        <my-goods :goods="item"></my-goods>
      </view>
    </view>
  </view>
</template>

<script>
	export default {
		data() {
			return {
				// 请求参数
        queryObj: {
          query: '',
          cid: '',
          pagenum: 1,
          pagesize: 10
        },
        // 商品列表数据
        goodsList: [],
        // 总数量
        total: 0,
        // 是否正在请求
        isloading: false
			};
		},
    onLoad(options) {
      this.queryObj.query = options.query || ''
      this.queryObj.cid = options.cid || ''
      this.getGoodsList()
    },
    methods: {
      async getGoodsList(cb) {
        this.isloading = true
        const {data:res} = await uni.$http.get('/api/public/v1/goods/search',this.queryObj)
        this.isloading = false
        cb && cb()
        if(res.meta.status !== 200) return uni.$showMsg()
        this.goodsList = [...this.goodsList, ...res.message.goods] 
        this.total = res.message.total
      },
      // 点击商品 跳转详情
      gotoDetail(item) {
        uni.navigateTo({
          url:'/subpkg/goods_detail/goods_detail?goods_id=' + item.goods_id
        })
      }
    },
    // 上拉 加载更多
    onReachBottom() {
      if(this.isloading) return
      // 让页码值自增+1
      this.queryObj.pagenum ++
      this.getGoodsList()
    },
    // 下拉刷新
    onPullDownRefresh() {
      this.queryObj.pagenum = 1,
      this.total = 0,
      this.isloading = false,
      this.goodsList = []
      
      // 重新发起请求
      this.getGoodsList(() => uni.stopPullDownRefresh())
    }
	}
</script>

<style lang="scss">

</style>
